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| MF_E_NET_STREAMGROUPS_NOT_SUPPORTED | MF_E_NET_INVALID_PRESENTATION_DESCRIPTOR |
MF_E_NET_MANUALSS_NOT_SUPPORTED
MF_E_NET_MANUALSS_NOT_SUPPORTED indicates that the network source controls stream selection itself and does not allow the application to select streams manually.
What to check for MF_E_NET_MANUALSS_NOT_SUPPORTED
- Fall back to automatic stream selection for this source.
- Verify that the requested tracks exist in the presentation descriptor before treating the failure as a server error.
- Do not confuse this with a missing codec; it is an unsupported control operation.
Microsoft: Networking in Media Foundation
Microsoft: Media Foundation client logging
Diagnostic interpretation
This result has the HRESULT value 0xC00D426F. AllStat records the condition as “Manual stream selection is not supported.%0”.
Evidence to capture
- Capture any IErrorInfo text, activity identifier, event-log entry, and subsystem trace that mentions this result or the mf / net / manualss / supported operation.
- Reproduce this result with the smallest valid input and note whether the result changes with identity, architecture, service state, or target object.
Retry and recovery
%0” has changed.
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